<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>

<body>
    <div id="app">
        单项绑定：<input type="text" :value="searchMap.keyWorld">
        <br>
        双项绑定：<input type="text" v-model="searchMap.keyWorld">
        <p>{{searchMap.keyWorld}}</p>
    </div>
    <script>
        var vm = new Vue({
            el: '#app',
            data: {
                searchMap: {
                    keyWorld: "wzd",
                }
            },
            methods: {}
        });
    </script>
</body>

</html>